#ifndef ACCOUNTUTILS_HH
#define ACCOUNTUTILS_HH
#include <string>
//Utility functions for account ID formatting and validation. 
namespace Bank {

// accountType: 21 for Savings, 22 for Checking
std::string generateUniqueAccountId(int accountType);
std::string generateUniqueTransactionID();
std::string generateTransactionId();
std::string getCurrentDate(); 
}

#endif
